Patent US3458871A successfully refreshed from Google Patents.
US3458871A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sanitary assembly of restricted size
Assignee: Individual
•
Filing: 1966-08-08
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Granted: 1969-08-05
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Expires: 1986-08-08
Abstract
No abstract record available.
Inventors
- 👤 Stefano Rivetti Di Valcervo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:14
CPC Classifications
E; E03; E03D; E03D11/00; E03D11/12; E03C; E03C1/00; E03C1/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US481848A
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US526240A
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US1278108A
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US1660709A
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US1756635A
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US1859859A
Cited
US2495201A
Cited
FR1073321A
Cited
FR1077121A
Cited
FR1387728A
Cited
CH427171A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-04 | 1973-02-03 | 1973-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-04 | 1977-02-03 | 1977-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-04 | 1981-02-03 | 1981-08-05 | $7700.00 | Window Closed / Lapsed |